Air conditioner



FIG. 1 is a perspective view of an air conditioner showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is an enlarged view of the encircled portion 8 of FIG. 1; and,

FIG. 9 is an enlarged view of the encircled portion 9 of FIG. 4.

The broken lines illustrating portions of the air conditioner form no part of the claimed design.

The dot-dash broken lines encircling portions of the claimed design that are illustrated in enlargements form no part of the claimed design. 

CLAIM The ornamental design for an air conditioner, as shown and described. 